/*

* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Launches GS views.

*

*/

#include "GSLauncher.h"

#include <e32property.h>

#include <w32std.h>

#include <apgcli.h>

#include <viewcli.h>

#ifdef  SYMBIAN_ENABLE_SPLIT_HEADERS

#include <viewclipartner.h>

#endif

#include <gsfwviewuids.h>

#include <s32mem.h>

const TUid KGSMessageViewLaunch = { 0x1 };

const TInt KGSApaMsgLength = 1024;

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// description_if_needed

// ---------------------------------------------------------------------------

//

CGSLauncher::CGSLauncher()

	{

	}

// ---------------------------------------------------------------------------

// description_if_needed

// ---------------------------------------------------------------------------

//

void CGSLauncher::ConstructL()

	{

	//code

	}

// ---------------------------------------------------------------------------

// description_if_needed

// ---------------------------------------------------------------------------

//

EXPORT_C CGSLauncher* CGSLauncher::NewL()

  {

  CGSLauncher* self = CGSLauncher::NewLC();

  CleanupStack::Pop( self );

  return self;

  }

// ---------------------------------------------------------------------------

// description_if_needed

// ---------------------------------------------------------------------------

//

EXPORT_C CGSLauncher* CGSLauncher::NewLC()

  {

  CGSLauncher* self = new( ELeave ) CGSLauncher;

  CleanupStack::PushL( self );

  self->ConstructL();

  return self;

  }

// ---------------------------------------------------------------------------

// description_if_needed

// ---------------------------------------------------------------------------

//

CGSLauncher::~CGSLauncher()

    {

    }

// ---------------------------------------------------------------------------

// implementation_description

// ---------------------------------------------------------------------------

//

EXPORT_C void CGSLauncher::LaunchGSViewL( const TUid aTarget, 

                                          const TUid aCustomMessageId,

                                          const TDesC8& aCustomMessage )

    {

	RProperty		prop;

	RWsSession 		ws;

	User::LeaveIfError(ws.Connect());

	CleanupClosePushL( ws );

	TApaTaskList 	l(ws);

	TApaTask 		gs = l.FindApp(KUidGS);

	// GS not running, launch via avkon

	if ( !gs.Exists() )

		{

		CVwsSessionWrapper* wsw = CVwsSessionWrapper::NewLC();

		const TVwsViewId viewId( KUidGS, aTarget );

		wsw->CreateActivateViewEvent( viewId,aCustomMessageId, aCustomMessage );

		CleanupStack::PopAndDestroy( wsw );

		}

	else

		{

		// GS running, send parameters in string

        // Pachage custom message

		CBufFlat* buffer = CBufFlat::NewL( KGSApaMsgLength ); // etc

		CleanupStack::PushL( buffer );

		RBufWriteStream stream( *buffer );

		stream << aTarget;

		// In case none plugin needs custom message currently, set it to NULL.

		stream << aCustomMessageId;

		stream << aCustomMessage;

//		stream << TUid::Uid(0);

//		stream << KNullDesC8;

		stream.CommitL();

		stream.Close();

		TPtr8 pBuffer( buffer->Ptr( 0 ) );

        gs.SendMessage( KGSMessageViewLaunch, pBuffer );

		CleanupStack::PopAndDestroy( buffer );

		gs.BringToForeground();

		}		

	CleanupStack::PopAndDestroy( &ws );

    }